20155334992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{940783}}^1$

素因数の和:940907

約数の個数: 40

約数和(自身を含む): 42463226624

約数和(自身を除く): 22307891632

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1648, 2678, 5356, 10712, 21424, 940783, 1881566, 3763132, 7526264, 12230179, 15052528, 24460358, 48920716, 96900649, 97841432, 193801298, 195682864, 387602596, 775205192, 1259708437, 1550410384, 2519416874, 5038833748, 10077667496, 20155334992]

約数ペア:

[(1, 20155334992), (2, 10077667496), (4, 5038833748), (8, 2519416874), (13, 1550410384), (16, 1259708437), (26, 775205192), (52, 387602596), (103, 195682864), (104, 193801298), (206, 97841432), (208, 96900649), (412, 48920716), (824, 24460358), (1339, 15052528), (1648, 12230179), (2678, 7526264), (5356, 3763132), (10712, 1881566), (21424, 940783)]